Fatal error: Uncaught TypeError: mysqli_free_result(): Argument #1 ($result) must be of type mysqli_result, array given in /home/aist-famil/academy.su/docs/forum/components/class/database.sqli.php:356
Stack trace:
#0 /home/aist-famil/academy.su/docs/forum/components/class/database.sqli.php(356): mysqli_free_result(Array)
#1 /home/aist-famil/academy.su/docs/forum/components/global/creat_cache.php(369): DB->free(Array)
#2 /home/aist-famil/academy.su/docs/forum/components/modules/rss.php(36): require_once('/home/aist-fami...')
#3 {main}
  thrown in /home/aist-famil/academy.su/docs/forum/components/class/database.sqli.php on line 356